Challenges

Focused, hands-on DevOps and server-side problems with hints, feedback, and automated solution checks.

This challenge was prepared for you by the iximiuz Labs team.

DNS 101: Resolve Public, Internal, and Local Hostnames

Practice manually resolving public domains, internal hostnames, and locally defined names to the corresponding IP addresses so you feel confident next time a DNS issue occurs.

#dns #hosts-file #linux-101

This challenge was created by a community author. Community content is reviewed by the iximiuz Labs team on a best effort basis.

Challenge on Kubernetes

Perform Internal and External DNS Lookups from a Temporary Pod

by Omkar Shelke

A Service exists in a namespace. Use a temporary Pod to resolve DNS, save the output, and confirm the Pod is automatically removed after the tasks complete.

#ckad #cka #dns #nslookup #pods

This challenge was created by a community author. Community content is reviewed by the iximiuz Labs team on a best effort basis.

Challenge on Kubernetes

Pod, Service, and Cross-Namespace DNS Resolution

by Omkar Shelke

Create a Pod with ConfigMap volume mount, expose it via ClusterIP Service, and test connectivity from another namespace. This combines multiple Kubernetes concepts.

#ckad #pod #service #configmap #dns